<template>
    <div class="login-wrap">
        <div class="ms-login">
            <div class="ms-title" >计算机班主任教务管理系统</div>
            <el-form :model="param" :rules="rules" ref="login" label-width="0px" class="ms-content">
                <el-form-item prop="username">
                    <el-input v-model="param.username" placeholder="username">
                        <template #prepend>
                            <el-button icon="el-icon-user"></el-button>
                        </template>
                    </el-input>
                </el-form-item>
                <el-form-item prop="password">
                    <el-input type="password" placeholder="password" v-model="param.password"
                        @keyup.enter="submitForm()">
                        <template #prepend>
                            <el-button icon="el-icon-lock"></el-button>
                        </template>
                    </el-input>
                </el-form-item>
                <div class="login-btn">
                    <el-button type="primary" @click="submitForm()">登录</el-button>
                </div>
                <p class="login-tips">Tips : 用户名和密码随便填。</p>
            </el-form>
        </div>
    </div>
</template>

<script>
import { ref, reactive } from "vue";
import { useStore } from "vuex";
import { useRouter } from "vue-router";
import { ElMessage } from "element-plus";
import axios from 'axios';
import qs from "qs";
import storage from "../utils/storage";

export default {
    setup() {
        const router = useRouter();
        const param = reactive({
            username: "",
            password: "",
            roleId:"",
        });

        const rules = {
            username: [
                {
                    required: true,
                    message: "请输入用户名",
                    trigger: "blur",
                },
            ],
            password: [
                { required: true, message: "请输入密码", trigger: "blur" },
            ],
        };
        const login = ref(null);
        const  index =(username,password) => {
          console.log("username=",username);
          console.log("password=",password);
          const data = {
            userName:username,
            password:password,
          }
          axios.post("ks/user/login",
              qs.stringify(data),
              {headers: {'Content-Type': 'application/x-www-form-urlencoded'}}
          ).then((result) => {
            if(result.data.success) {
              ElMessage.success("登录成功");
              console.log("result:",result);
              param.roleId = result.data.result.roleId;
              console.log("roleId:",param.roleId);
              localStorage.setItem("ms_username", result.data.result.userName || '');
              localStorage.setItem("ms_power", result.data.result.roleId);
              localStorage.setItem("ms_id", result.data.result.id);
              //设置过期时间
              storage.set("time",result.data.result.id,30);
                router.push("/");
            } else {
              ElMessage.error("登录失败");
              router.push("/login");
            }
          })
        };
        const submitForm = () => {
            login.value.validate((valid) => {
              console.log("value:",valid);
                if (valid) {
                    index(param.username,param.password);
                } else {
                    ElMessage.error("账号或密码为空");
                    router.push("/login");
                    return false;
                }
            });
        };

        const store = useStore();
        store.commit("clearTags");

        return {
            param,
            rules,
            login,
            index,
            submitForm,
        };
    },
};
</script>

<style scoped>
.login-wrap {
    position: relative;
    width: 100%;
    height: 100%;
    background-image: url(../assets/img/background.png);
    background-size: 100%;
}
.ms-title {
    width: 100%;
    line-height: 50px;
    text-align: center;
    font-size: 20px;
    color: black;
    border-bottom: 1px solid #ddd;
}
.ms-login {
    position: absolute;
    left: 50%;
    top: 50%;
    width: 350px;
    margin: -190px 0 0 -175px;
    border-radius: 5px;
    background: rgba(255, 255, 255, 0.3);
    overflow: hidden;
}
.ms-content {
    padding: 30px 30px;
}
.login-btn {
    text-align: center;
}
.login-btn button {
    width: 100%;
    height: 36px;
    margin-bottom: 10px;
}
.login-tips {
    font-size: 12px;
    line-height: 30px;
    color: #fff;
}
</style>
